//
//  AppDelegate.m
//  17_SandBox
//
//  Created by 徐昊 on 16/8/5.
//  Copyright © 2016年 徐昊. All rights reserved.
//

#import "AppDelegate.h"
#import "Book.h"
@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    // Override point for customization after application launch.
    // 1. 沙盒(SandBox)
    // Documents(文件文档, 用户存储数据)
    // library(资源, 一般用来存放, 程序猿要存储的一些数据)
    //     ↓
    //   Caches(缓存文件)
    //   Preferences(用户信息, 用户设置, NSUserDefaults)
    // tmp(临时目录, 下载的临时文件一般放这里)
    [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"isLogin"];
    [[NSUserDefaults standardUserDefaults] synchronize];
    
    // 2. 获取沙盒路径
    // 快速获取到对应目录的 C 函数
    // 根目录 家目录
    NSLog(@"Home ---- %@", NSHomeDirectory());
    // 临时目录 tmp
    NSLog(@"Temporary ---- %@", NSTemporaryDirectory());
    // C函数
    // 参数1: 搜索在哪个文件夹路径
    // 参数2: 在用户作用域下搜索
    // 参数3: YES or NO, YES代表绝对路径(基本上都用绝对路径), NO代表相对路径(~)
    NSArray *pathArray = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSLog(@"%@", [pathArray firstObject]);
    
    // NSBundle .app文件包
    NSLog(@"%@", [NSBundle mainBundle]);
    
    // 1. 简单的文件读写 Input Output
    NSString *helloString = @"Hello, I/O File";
//    NSString *writePath = [[pathArray firstObject] stringByAppendingString:@"hello.txt"];
    NSString *writePath = [[pathArray firstObject] stringByAppendingPathComponent:@"hello.txt"];
    NSError *error = nil;
    BOOL isSuccess = [helloString writeToFile:writePath atomically:YES encoding:NSUTF8StringEncoding error:&error];
    if (error) {
        NSLog(@"存储失败");
    } else {
        NSLog(@"恭喜存储成功");
    }
    
    // 2> 读取路径对应的文字
    NSError *readError = nil;
    NSString *readString = [NSString stringWithContentsOfFile:writePath encoding:NSUTF8StringEncoding error:&readError];
    NSLog(@"%@", readString);
    
    // 3> 将数组写入本地文件
    NSArray *array = @[@"韩旭", @"王鍠", @"小僵尸"];
    NSString *arrayPath = [[pathArray firstObject] stringByAppendingPathComponent:@"name.plist"];
    BOOL isArrayWriteSuccess = [array writeToFile:arrayPath atomically:YES];
    if (isArrayWriteSuccess) {
        NSLog(@"写入成功");
    } else {
        NSLog(@"失败");
    }
    // 4> 将数组读取
    NSArray *nameArray = [NSArray arrayWithContentsOfFile:arrayPath];
    NSLog(@"%@", nameArray);
    
    // 5> 将字典写入本地文件
    NSDictionary *dic = @{@"name": @"王鍠",
                          @"age": @"23",
                          @"gender": @"male"};
    NSString *dicPath = [[pathArray firstObject] stringByAppendingPathComponent:@"dic.plist"];
    BOOL isDicWriteSuccess = [dic writeToFile:dicPath atomically:YES];
    if (isDicWriteSuccess) {
        NSLog(@"存储成功");
    } else {
        NSLog(@"存储失败");
    }
    
    // 6> 将字典读取
    NSDictionary *dictionary = [NSDictionary dictionaryWithContentsOfFile:dicPath];
    NSLog(@"%@", dictionary);
    
    // 7> 将Data类型写入本地
    UIImage *image = [UIImage imageNamed:@"u=1824248709,3692643173&fm=21&gp=0"];
    NSData *imageData = UIImageJPEGRepresentation(image, 1);
//    UIImagePNGRepresentation(<#UIImage * _Nonnull image#>)
    NSString *dataPath = [[pathArray firstObject] stringByAppendingPathComponent:@"imageData.jpg"];
    BOOL isImageDataSuccess = [imageData writeToFile:dataPath atomically:YES];
    if (isImageDataSuccess) {
        NSLog(@"存储成功");
    } else {
        NSLog(@"失败");
    }
    
    // 8> 将NSData类型读入
    NSData *imageNewData = [NSData dataWithContentsOfFile:dataPath];
    UIImage *flieImage = [UIImage imageWithData:imageNewData];
    NSLog(@"%@", flieImage);
    
    // 2. 复杂对象文件读写, 自定义类型
    // 归档 / 反归档, 序列化 / 反序列化
    
    // 1> 归档, 将 对象 存储到本地
    Book *book = [Book new];
    book.bookName = @"iOS从入门到放弃";
    book.bookType = @"教育";
    book.bookPrice = @"998";
    book.bookAddress = @"王鍠出版社";
    book.bookAuthor = @"王鍠";
    NSString *bookPath = [[pathArray firstObject] stringByAppendingPathComponent:@"book.plist"];
    BOOL isBookSuccess = [NSKeyedArchiver archiveRootObject:book toFile:bookPath];
    if (isBookSuccess) {
        NSLog(@"存储成功");
    } else {
        NSLog(@"失败");
    }
    
    // 2> 反归档
    Book *huangBook = [NSKeyedUnarchiver unarchiveObjectWithFile:bookPath];
    NSLog(@"%@", huangBook.bookName);
    
    // 如果对象想要实现归档和反归档
    // 1. 对象对应的类需要签订<NSCoding>
    // 2. 实现协议方法
    // 1> initWithCoder 反归档用
    // 2> encodeWithCoder 归档用
    // 3. 归档时, 使用 NSKeyedArcheiver
    // 4. 反归档时, 使用 NSKeyedUnarcheiver
    
    return YES;
}


- (void)applicationWillResignActive:(UIApplication *)application {
    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
    // Use this method to pause ongoing tasks, disable timers, and invalidate graphics rendering callbacks. Games should use this method to pause the game.
}


- (void)applicationDidEnterBackground:(UIApplication *)application {
    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
}


- (void)applicationWillEnterForeground:(UIApplication *)application {
    // Called as part of the transition from the background to the active state; here you can undo many of the changes made on entering the background.
}


- (void)applicationDidBecomeActive:(UIApplication *)application {
    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
}


- (void)applicationWillTerminate:(UIApplication *)application {
    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
}


@end
